Componentize ComponentUpdaterConfigurator

chrome/browser/update_client/chrome_update_query_params_delegate.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UPDATE_CLIENT_CHROME_UPDATE_QUERY_PARAMS_DELEGATE_H_
 #define CHROME_BROWSER_UPDATE_CLIENT_CHROME_UPDATE_QUERY_PARAMS_DELEGATE_H_
 
 #include <string>
 
 #include "components/update_client/update_query_params_delegate.h"
 
 class ChromeUpdateQueryParamsDelegate
     : public update_client::UpdateQueryParamsDelegate {
  public:
   ChromeUpdateQueryParamsDelegate();
   ~ChromeUpdateQueryParamsDelegate() override;
 
   // Gets the LazyInstance for ChromeUpdateQueryParamsDelegate.
   static ChromeUpdateQueryParamsDelegate* GetInstance();
 
   // update_client::UpdateQueryParamsDelegate:
   std::string GetExtraParams() override;
 
-  // Returns the value we use for the "updaterchannel=" and "prodchannel="
-  // parameters. Possible return values include: "canary", "dev", "beta", and
-  // "stable".
-  static const char* GetChannelString();
-
   // Returns the language for the present locale. Possible return values are
   // standard tags for languages, such as "en", "en-US", "de", "fr", "af", etc.
   static const char* GetLang();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ChromeUpdateQueryParamsDelegate);
 };
 
 #endif  // CHROME_BROWSER_UPDATE_CLIENT_CHROME_UPDATE_QUERY_PARAMS_DELEGATE_H_